#Albite #harlequin (with some #graphite) for #mineralmonday.#Geology #science #colour #photography #microscopy #rocks #crystals #Alps pic.twitter.com/CpNkgw4CWI
— micROCKScopica (@micROCKScopica) August 27, 2018
via Twitter https://twitter.com/micROCKScopica
August 28, 2018 at 12:18AM
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